The addition of the two companies brings to five the number of firms to have bought tender documents.

Athens-based Consolidated Contractors International Company and two South Korean contractors Hyundai Engineering & Construction Company and Hanwha Engineering & Construction are the other potential bidders (MEED 11:3:08).

The estimated $80m-120m engineering, procurement, construction and installation contract covers the construction of vacuum distillation, bitumen blowing, propane de-asphalting and utility units at the refinery, as well as offsite facilities. The bid deadline is 21 April (MEED 26:2:08).

Unusually for Oman, the contract will be awarded on an open-book, convertible lump-sum contract basis. The client is Oman Refineries & Petrochemicals Company. The consultant is Engineers India (MEED 12:10:07).